Constancea 84, 2006
University and Jepson Herbaria
California Lichen Catalog

References from the California Lichen Catalog

ESSLINGER, T. L. 2004b.
A cumulative checklist for the lichen-forming, lichenicolous, and allied fungi of the continental United States and Canada. North Dakota State University, http://www.ndsu.nodak.edu/instruct/esslinge/chcklst/chcklst7.htm (first posted 1 December 1997, most recent update Version #9, Mar. 2, 2004), Fargo.
LINDSAY, J. B. 1973.
A lichen flora of the Samoa peninsula, Humboldt Bay, California. M. A. thesis. Humboldt State University, Arcata.
TUCKER, S. C., & W. P. JORDAN. 1979 (1978).
A catalog of California lichens. Wasmann Journal of Biology 36: 1–105.
Complete references section